Description
The Fieldpiece ST4 is a field-ready dual temperature meter engineered specifically for HVAC/R technicians who demand fast, accurate temperature data on every service call. Its dual-input capability enables simultaneous measurement of two temperature points — eliminating the need for multiple instruments and significantly reducing diagnostic time in the field.
Built to endure the rigors of daily field use, the ST4 combines a compact, rugged form factor with a clear, easy-to-read display. Whether you’re verifying system performance, analyzing refrigerant line temperatures, or measuring supply and return air differentials, the ST4 delivers the reliable data you need to diagnose and resolve issues with confidence.
Key Features
- Dual temperature inputs for simultaneous two-point measurement
- Compact, rugged design built to withstand demanding field conditions
- Clear, easy-to-read display for quick on-the-spot temperature readings
- Compatible with standard Fieldpiece accessories and temperature probes
- Ideal for HVAC/R diagnostics, system commissioning, and service verification
Applications
- Supply and return air temperature differential measurement
- Refrigerant line temperature analysis
- Heating and cooling system performance verification
- General HVAC/R service and troubleshooting












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